@misc{indiciaef679c6682ca8,
  title = {Geometric phase, Hannay's angle, and an exact action variable},
  author = {DY Song},
  year = {2000},
  doi = {10.1103/physrevlett.85.1141},
  url = {https://pubmed.ncbi.nlm.nih.gov/10991497/},
  note = {Source identifier: 10991497}
}